Publications by authors named "J Waton"

Background: Methylisothiazolinone (MI) is a preservative that is responsible for an epidemic of allergic contact dermatitis (ACD). Few studies have been published on the prognosis of patients with MI-induced ACD.

Objectives: To evaluate relapses of MI-induced ACD and difficulties in avoiding MI in patients who had received avoidance advice.

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Article Synopsis
  • The study focuses on eyelid allergic contact dermatitis (EACD) in French patients, aiming to evaluate the effectiveness of a specific eyelid patch testing series.
  • Researchers analyzed data from 264 patients over two years, identifying positive test reactions in 167 participants, with 84 having currently relevant allergies mainly linked to cosmetics.
  • Key allergens identified included methylisothiazolinone and fragrance mix I, and patients with current atopic dermatitis showed a shorter duration of symptoms compared to others.
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Background: Hair bleaching is increasingly being carried out in hairdressing salons. The products used are a mixture of hydrogen peroxide and persulfates, both active chemical agents. Scalp burns secondary to hair bleaching are a traumatic adverse effect rarely discussed in publications that continue to be little known among healthcare professionals.

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[Atopic dermatitis physiopathology].

Ann Dermatol Venereol

December 2017

Our understanding of the physiopathology of atopic dermatitis has much improved over the recent years. Epidermal barrier alterations are integrated into 2 theories called inside out and outside in. They are related to complex immune abnormalities.

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